FIELD: manufacture of sanitary and industrial products. SUBSTANCE: porcelain body comprises stone siftings having chemical composition CaO, 56.0-58.0; MgO, 25.0-27.0; SO2, 2.0-3.0; R2O, 3.9-4.0 sodium fluosilicate ratios of components being as follows: wt.%: kaoline, 12.0-20.0; refractory clay, 16.0-28.0; quartz sand, 18.0-24.0; permalite, 15.0-20.0; porcelain grow, 5.0-7.0; stone siftings, 9.0-11.0; sodium fluosilicate, 1.0-2.0. EFFECT: improved properties of the porcelain body. 1 tbl
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